Home / 1,623,335.64-2,240,205.80-898,213.92

Finding the Fourth Proportional to 1,623,335.64, 2,240,205.80 and 898,213.92

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Solution

The fourth proportional to 1,623,335.64, 2,240,205.80 and 898,213.92 is: 1,239,536.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,335.64 : 2,240,205.80 = 898,213.92 : x
  2. Step 2: Convert to fraction form
    1,623,335.64/2,240,205.80 = 898,213.92/x
  3. Step 3: Cross multiply
    1,623,335.64x = 2,240,205.80 × 898,213.92
  4. Step 4: Simplify right side
    1,623,335.64x = 2,012,184,033,224.74
  5. Step 5: Solve for x
    x = 2,012,184,033,224.74/1,623,335.64
  6. Step 6: Final answer
    x = 1,239,536.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.